| Phenotype details |
onset 11y, Laxity in fingers, wrists & elbows; Distal > proximal muscle weakness & wasting; Abnormal gait, imbalance; Difficulty walking, running & climbing steps; Hand tremor; Muscle cramps; Claw toes, mild; Bilateral pes cavus; Thenar & hypothenar atrophy; Axonal neuropathy; EMG-NCV: distal sensory, motor polyneuropathic process mainly axonal with active axonal degeneration. |